Granted Patent
S1
US 1,136,269 · App. 29/910,666 · Granted Jul 21, 2026
Ladder button
Inventors:
Jackson T. Wilkey (Minneapolis, MN); Benjamin M. Wernberg (Savage, MN); Joseph P. Foley (St. Paul, MN); Ryan P. Ellsworth (Chanhassen, MN); Benjamin P. Williams (Chaska, MN)
Assignee:
Tricam Industries, LLC
View Patent ↗
Loading inventors, assignments & file history…
Claims (1)
The ornamental design for a ladder button as shown and described.
Assignments (2)
CERTIFICATE OF CONVERSION
Recorded Feb 6, 2025
From: TRICAM INDUSTRIES, INC.
To: TRICAM INDUSTRIES, LLC
Reel/Frame 070144/0480 →
SECURITY INTEREST
Recorded Feb 2, 2025
From: TRICAM INDUSTRIES, LLC
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 070082/0930 →
References Cited (38)
US 4824278A
· Chang
· 1989
[cited by examiner]
US D309502S
· Wing
· 1990
[cited by examiner]
US D356165S
· Cassidy
· 1995
[cited by examiner]
US D518899S
· Graffy
· 2006
[cited by examiner]
US D549357S
· Detlofsen
· 2007
[cited by examiner]
US D631562S
· Han
· 2011
[cited by examiner]
US D631979S
· Kennedy
· 2011
[cited by examiner]
US D658482S
· Pratt
· 2012
[cited by examiner]
US D690834S
· Caleen
· 2013
[cited by examiner]
US D698634S
· Oetlinger
· 2014
[cited by examiner]
US D806520S
· Krombein
· 2018
[cited by examiner]
US D813417S
· Carrera
· 2018
[cited by examiner]
US D835506S
· Evans
· 2018
[cited by examiner]
US D846154S
· Coe
· 2019
[cited by examiner]
US D860476S
· Foley
· 2019
[cited by examiner]
US D914242S
· Foy
· 2021
[cited by examiner]
US D915622S
· Yang
· 2021
[cited by examiner]
US D915623S
· Foley
· 2021
[cited by examiner]
US D935055S
· Foley
· 2021
[cited by examiner]
US D937443S
· Yoo
· 2021
[cited by examiner]
US D989986S
· Morales
· 2023
[cited by examiner]
US 20140053330A1
· Butera
· 2014
[cited by examiner]
US 20180274296A1
· Foley
· 2018
[cited by examiner]